views: Fix bad license headers found in some files

views/controls/button/radio_button.h

-// Copyright (c) 2010 The Chromium Authors. All rights reserved. Use of this
-// source code is governed by a BSD-style license that can be found in the
-// LICENSE file.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
 
 #ifndef VIEWS_CONTROLS_BUTTON_RADIO_BUTTON_H_
 #define VIEWS_CONTROLS_BUTTON_RADIO_BUTTON_H_
 #pragma once
 
 #include "views/controls/button/checkbox.h"
 
 namespace views {
 
 class NativeRadioButtonGtk;
@@ skipping 18 matching lines @@
 
  protected:
   virtual std::string GetClassName() const;
 
   // Overridden from NativeButton:
   virtual NativeButtonWrapper* CreateWrapper();
 
  private:
   friend class NativeRadioButtonGtk;
 
-  // Accessor for |native_wrapper_|.
   NativeButtonWrapper* native_wrapper() { return native_wrapper_; }
 
- private:
   DISALLOW_COPY_AND_ASSIGN(RadioButton);
 };
 
 }  // namespace views
 
-#endif  // #ifndef VIEWS_CONTROLS_BUTTON_RADIO_BUTTON_H_
+#endif  // VIEWS_CONTROLS_BUTTON_RADIO_BUTTON_H_